Finding the Fourth Proportional to 153,424,878.90, 230,135,743.71 and 88,687,491.90
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Solution
The fourth proportional to 153,424,878.90, 230,135,743.71 and 88,687,491.90 is: 133,030,327.63
Step by Step Solution
- Step 1: Write the proportion equation
153,424,878.90 : 230,135,743.71 = 88,687,491.90 : x - Step 2: Convert to fraction form
153,424,878.90/230,135,743.71 = 88,687,491.90/x - Step 3: Cross multiply
153,424,878.90x = 230,135,743.71 × 88,687,491.90 - Step 4: Simplify right side
153,424,878.90x = 20,410,161,906,181,104 - Step 5: Solve for x
x = 20,410,161,906,181,104/153,424,878.90 - Step 6: Final answer
x = 133,030,327.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.